Square container dolly



FIG. 1 is a top, front and right side perspective view of a square container dolly showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is an enlarged front elevational view thereof, the rear elevational view being a mirror image of that shown; and,

FIG. 5 is an enlarged left side elevational view thereof, the right side elevational view being a mirror image of that shown. 

The ornamental design for a square container dolly, as shown and described. 